Company number
03628922
BIRKMIRE UNDERWRITING LIMITED
Officer · ARGENTA SECRETARIAT LIMITED and 2 others
Active
✓ Active company on the official register. Next accounts due 30 September 2026.
25 outstanding charges registered against this company. View charges.
Company details
- Registered name
- BIRKMIRE UNDERWRITING LIMITED
- Company number
- 03628922
- Registered office
- 5TH FLOOR, 70 GRACECHURCH STREET, LONDON, EC3V 0XL, ENGLAND · 710 other companies at this postcode
- Company type
- Private Limited Company
- Incorporated on
- 3 September 1998
- Status
- Active
- Age
- 28 years
- Nature of business (SIC)
- 82990 — Other business support service activities n.e.c.
- Accounts — next due
- 30 Sept 2026
- Accounts — last made up to
- 31 Dec 2024
- Confirmation statement — next due
- 05 Sept 2027
- Confirmation statement — last
- 22 Aug 2026
What the register says
Facts from the register, with the dates they are filed under. Not a score: what they mean is for you to judge, and every line can be checked against Companies House itself.
- 267 of 269 registered charges outstanding — a lender has a claim over the assets.
- 541 companies are registered at this address — commonly a formation agent or an accountant rather than an office.
Companies House register snapshot, read 02/09/2026.
Officers
2 active · 1 resigned
People with significant control
Beneficial owners holding over 25% of shares, voting rights or the right to appoint directors
Mr John Charles Birkmire
owns 75–100% of shares · holds 75–100% of voting rights · can appoint and remove directors
Corporate structure
Who controls this company, and who they control in turn
Company Person Current control Ended
Connections
Mr John Charles Birkmire
born 09/1954 · Guernsey owns 75–100% of shares · holds 75–100% of votes · can appoint and remove directors Notified 06/04/2016
Serving officers
corporate-secretary Appointed 31/01/2002
director Appointed 03/09/1998
Change history
Reconstructed from the dated records Companies House publishes
| Date | Change | Was | Now |
|---|---|---|---|
| 06/04/2016 | Person with significant control added | — | Mr John Charles Birkmire |
| 02/02/2011 | Charge registered | — | Deed of charge |
| 02/02/2011 | Charge registered | — | Deed of charge |
| 24/03/2009 | Charge registered | — | Amendment and restatement lloyd's american instrument 1995 (general business for corporate members) ("the 1995 american instrument (corporate members") dated 31 july 1995 & amended on 28 december 2001, 1 april 2001, 1 august 2001, 13 february 2002, 27 september 2007 & |
| 24/03/2009 | Charge registered | — | Lloyd's american trust deed (the " trust deed") |
| 01/01/2006 | Charge registered | — | Charge dated 1ST january 2006 in the terms of the lloyd's kentucky trust deed (the "trust deed") but effective from 1ST january 2006 itself constituted by an instrument dated 1ST december 2002 (as amended and supplemented from time to time) and as supplemented by a deed of accession |
| 01/01/2006 | Charge registered | — | Charge dated 1ST january 2006 in the terms of the lloyd's united states situs credit for reinsurance trust deed (the "trust deed") but effective from 1ST january 2006 itself constituted by an instrument dated 1ST december 2002 (as amended and supplemented from time to time) and as supplemented by a deed of accession |
| 01/01/2006 | Charge registered | — | Charge dated 1ST january 2006 in the terms of the lloyd's united states situs excess or surplus lines trust deed (the "trust deed") but effective from 1ST january 2006 itself constituted by an instrument dated 1ST january 2004 (as amended and as supplemented from time to time) and as supplemented by a deed of accession |
| 01/01/2004 | Charge registered | — | Charge dated 1ST january 2004 in the terms of the lloyd's united states situs excess or surplus lines trust deed (the "trust deed") but effective from 1ST january 2004 |
| 01/01/2004 | Charge registered | — | Charge dated 1ST january 2004 in the terms of the lloyd's united states situs excess or surplus lines trust deed (the "trust deed") but effective from 1ST january 2004 |
| 01/01/2004 | Charge registered | — | Charge dated 1ST january 2004 in the terms of the lloyd's united states situs excess or surplus lines trust deed (the "trust deed") but effective from 1ST january 2004 |
| 01/01/2004 | Charge registered | — | Charge dated 1ST january 2004 in the terms of the lloyd's united states situs excess or surplus lines trust deed (the "trust deed") but effective from 1ST january 2004 |
| 01/01/2004 | Charge registered | — | Charge dated 1ST january 2004 in the terms of the lloyd's united states situs excess or surplus lines trust deed (the "trust deed") but effective from 1ST january 2004 |
| 01/01/2004 | Charge registered | — | Charge dated 1ST january 2004 in the terms of the lloyd's united states situs excess or surplus lines trust deed (the "trust deed") but effective from 1ST january 2004 |
| 01/01/2004 | Charge registered | — | Charge dated 1ST january 2004 in the terms of the lloyd's united states situs excess or surplus lines trust deed (the "trust deed") but effective from 1ST january 2004 |
| 01/01/2004 | Charge registered | — | Charge dated 1ST january 2004 in the terms of the lloyd's united states situs excess or surplus lines trust deed (the "trust deed") but effective from 1ST january 2004 |
| 01/01/2004 | Charge registered | — | Charge dated 1ST january 2004 in the terms of the lloyd's united states situs excess or surplus lines trust deed (the "trust deed") but effective from 1ST january 2004 |
| 01/01/2004 | Charge registered | — | Charge dated 1ST january 2004 in the terms of the lloyd's united states situs excess or surplus lines trust deed (the "trust deed") but effective from 1ST january 2004 |
| 01/01/2004 | Charge registered | — | Charge dated 1ST january 2004 in the terms of the lloyd's united states situs excess or surplus lines trust deed (the "trust deed") but effective from 1ST january 2004 |
| 01/01/2004 | Charge registered | — | Charge dated 1ST january 2004 in the terms of the lloyd's united states situs excess or surplus lines trust deed (the "trust deed") but effective from 1ST january 2004 |
Financial highlights
No figures could be read from the accounts filed on 28 Jul 2025. Companies House holds some filings only as a document image, which carries no tagged figures; the filing itself is on the register either way.
Documents for BIRKMIRE UNDERWRITING LIMITED
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Company extract£1.99
The full registration record as held today — name, number, status, registered office, company type, previous names, officers, PSC and SIC codes, timestamped for your file.
PDF Order
Financial statements£3.99
Every figure the company’s own accounts state, across each filed period, with year-on-year movement. Most UK companies file small or micro-entity accounts — a balance sheet and a headcount, no turnover or profit.
PDF + CSV Order
Ownership report£3.99
Who controls the company: persons with significant control, the nature of that control, the ownership graph and every other company those controllers hold.
PDF Order
Filing history
Most recent filings
CS01 — confirmation-statement-with-no-updates
confirmation-statement PSC04 — change-to-a-person-with-significant-control
persons-with-significant-control CS01 — confirmation-statement-with-no-updates
confirmation-statement AA — accounts-with-accounts-type-full
accounts AA — accounts-with-accounts-type-full
accounts CS01 — confirmation-statement-with-no-updates
confirmation-statement CH01 — change-person-director-company-with-change-date
officers AA — accounts-with-accounts-type-full
accounts CS01 — confirmation-statement-with-no-updates
confirmation-statement AA — accounts-with-accounts-type-full
accounts CS01 — confirmation-statement-with-no-updates
confirmation-statement AA — accounts-with-accounts-type-full
accounts CS01 — confirmation-statement-with-no-updates
confirmation-statement AA — accounts-with-accounts-type-full
accounts CS01 — confirmation-statement-with-no-updates
confirmation-statement AA — accounts-with-accounts-type-full
accounts CS01 — confirmation-statement-with-no-updates
confirmation-statement CS01 — confirmation-statement-with-updates
confirmation-statement AA — accounts-with-accounts-type-full
accounts CS01 — confirmation-statement-with-no-updates
confirmation-statement AA — accounts-with-accounts-type-full
accounts CH04 — change-corporate-secretary-company-with-change-date
officers AD01 — change-registered-office-address-company-with-date-old-address-new-address
address CS01 — confirmation-statement-with-updates
confirmation-statement AA — accounts-with-accounts-type-full
accounts Charges
25 outstanding · 0 satisfied
Deed of charge — persons entitled: Lloyds Tsb Bank PLC
outstanding Deed of charge — persons entitled: Lloyds Tsb Bank PLC
outstanding Lloyd's american trust deed (the " trust deed") — persons entitled: The American Trustee, All Policy Holders and Certain Other Persons or Bodies (As Defined on the Form M395)
outstanding Amendment and restatement lloyd's american instrument 1995 (general business for corporate members) ("the 1995 american instrument (corporate members") dated 31 july 1995 & amended on 28 december 2001, 1 april 2001, 1 august 2001, 13 february 2002, 27 september 2007 & — persons entitled: Lloyd's, and Certain Other Persons or Bodies (As Further Defined on Form M395)
outstanding Charge dated 1ST january 2006 in the terms of the lloyd's united states situs excess or surplus lines trust deed (the "trust deed") but effective from 1ST january 2006 itself constituted by an instrument dated 1ST january 2004 (as amended and as supplemented from time to time) and as supplemented by a deed of accession — persons entitled: The Trustee, Lloyd's, the Agent, All Policy Holders and Certain Other Persons or Bodies(As Further Defined on Form M395)
outstanding Charge dated 1ST january 2006 in the terms of the lloyd's united states situs credit for reinsurance trust deed (the "trust deed") but effective from 1ST january 2006 itself constituted by an instrument dated 1ST december 2002 (as amended and supplemented from time to time) and as supplemented by a deed of accession — persons entitled: The Trustee, Lloyd's, the Agent, All Policy Holders and Certain Other Persons or Bodies(As Further Defined on Form M395)
outstanding Charge dated 1ST january 2006 in the terms of the lloyd's kentucky trust deed (the "trust deed") but effective from 1ST january 2006 itself constituted by an instrument dated 1ST december 2002 (as amended and supplemented from time to time) and as supplemented by a deed of accession — persons entitled: The American Trustee, All Policy Holders and Certain Other Persons or Bodies(As Further Defined on Form M395)
outstanding Charge dated 1ST january 2004 in the terms of the lloyd's united states situs excess or surplus lines trust deed (the "trust deed") but effective from 1ST january 2004 — persons entitled: The Trustee, Lloyd's, the Agent, All Policy Holders and Certain Other Persons or Bodies(As Further Defined on Form M395)
outstanding Charge dated 1ST january 2004 in the terms of the lloyd's united states situs excess or surplus lines trust deed (the "trust deed") but effective from 1ST january 2004 — persons entitled: The Trustee, Lloyd's, the Agent, All Policy Holders and Certain Other Persons or Bodies(As Further Defined on Form M395)
outstanding Charge dated 1ST january 2004 in the terms of the lloyd's united states situs excess or surplus lines trust deed (the "trust deed") but effective from 1ST january 2004 — persons entitled: The Trustee, Lloyd's, the Agent, All Policy Holders and Certain Other Persons or Bodies(As Further Defined on Form M395)
outstanding Charge dated 1ST january 2004 in the terms of the lloyd's united states situs excess or surplus lines trust deed (the "trust deed") but effective from 1ST january 2004 — persons entitled: The Trustee, Lloyd's, the Agent, All Policy Holders and Certain Other Persons or Bodies(As Further Defined on Form M395)
outstanding Charge dated 1ST january 2004 in the terms of the lloyd's united states situs excess or surplus lines trust deed (the "trust deed") but effective from 1ST january 2004 — persons entitled: The Trustee, Lloyd's, the Agent, All Policy Holders and Certain Other Persons or Bodies(As Further Defined on Form M395)
outstanding Charge dated 1ST january 2004 in the terms of the lloyd's united states situs excess or surplus lines trust deed (the "trust deed") but effective from 1ST january 2004 — persons entitled: The Trustee, Lloyd's, the Agent, All Policy Holders and Certain Other Persons or Bodies(As Further Defined on Form M395)
outstanding Charge dated 1ST january 2004 in the terms of the lloyd's united states situs excess or surplus lines trust deed (the "trust deed") but effective from 1ST january 2004 — persons entitled: The Trustee, Lloyd's, the Agent, All Policy Holders and Certain Other Persons or Bodies(As Further Defined on Form M395)
outstanding Charge dated 1ST january 2004 in the terms of the lloyd's united states situs excess or surplus lines trust deed (the "trust deed") but effective from 1ST january 2004 — persons entitled: The Trustee, Lloyd's, the Agent, All Policy Holders and Certain Other Persons or Bodies(As Further Defined on Form M395)
outstanding Charge dated 1ST january 2004 in the terms of the lloyd's united states situs excess or surplus lines trust deed (the "trust deed") but effective from 1ST january 2004 — persons entitled: The Trustee, Lloyd's, the Agent, All Policy Holders and Certain Other Persons or Bodies(As Further Defined on Form M395)
outstanding Charge dated 1ST january 2004 in the terms of the lloyd's united states situs excess or surplus lines trust deed (the "trust deed") but effective from 1ST january 2004 — persons entitled: The Trustee, Lloyd's, the Agent, All Policy Holders and Certain Other Persons or Bodies(As Further Defined on Form M395)
outstanding Charge dated 1ST january 2004 in the terms of the lloyd's united states situs excess or surplus lines trust deed (the "trust deed") but effective from 1ST january 2004 — persons entitled: The Trustee, Lloyd's, the Agent, All Policy Holders and Certain Other Persons or Bodies(As Further Defined on Form M395)
outstanding Charge dated 1ST january 2004 in the terms of the lloyd's united states situs excess or surplus lines trust deed (the "trust deed") but effective from 1ST january 2004 — persons entitled: The Trustee, Lloyd's, the Agent, All Policy Holders and Certain Other Persons or Bodies(As Further Defined on Form M395)
outstanding Lloyd's united states situs excess or surplus lines trust deed ("the trust deed") dated 2 june 2003 (in respect of syndicate no.2010 (Including all incidental syndicates of such syndicate) (but effective from 2 june 2003 and the first day of the relevant calendar year with respect to each trust which relates to any other year of account of the syndicate) — persons entitled: The Trustee (Being, as at the Date Hereof, Citibank N.A.), Lloyd's, the Agent, All Policyholders and Third-Party Claimants and Certain Other Persons or Bodies (as Further Defined on Form M395)
outstanding Deed of charge — persons entitled: Lloyds Tsb Bank PLC
outstanding Charge in the terms of the lloyd's asia (singapore policies) instrument 2002(general business of all underwriting members) (the singapore policies instrument) — persons entitled: The Society (Lloyds) and the Managing Agents Offshore Policies Trustees of Any Managing Agent(as Further Described on Form M395)
outstanding Charge in the terms of the lloyd's asia (offshore policies) instrument 2002(general business of all underwriting members) (the offshore policies instrument) — persons entitled: The Society (Lloyds) and the Managing Agents Offshore Policies Trustees of Any Managing Agent(as Further Described on Form M395)
outstanding Charge dated 3RD january 2002 in the terms of the lloyd's united states situs excess or surplus lines trust deed (the "trust deed") but effective from 1ST january 2002 itself constituted by an instrument dated 10TH january 1997 (as amended and as supplemented from time to time) and as supplemented by a deed of accession — persons entitled: The Trustee, Lloyd's, the Agent, All Policy Holders and Certain Other Persons or Bodies(As Further Defined on Form M395)
outstanding Charge dated 3RD january 2002 in the terms of the lloyd's united states situs excess or surplus lines trust deed (the "trust deed") but effective from 1ST january 2002 itself constituted by an instrument dated 7TH september 1995 (as amended and as supplemented from time to time) and as supplemented by a deed of accession — persons entitled: The Trustee, Lloyd's, the Agent, All Policy Holders and Certain Other Persons or Bodies(As Further Defined on Form M395)
outstanding Data protection register
No entry found on the ICO register of fee payers under this name.
Not every organisation has to register — some are exempt. An absent entry is a question to ask, not a finding.
Get this company via API
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X-Api-Key: $OPENDATA_KEYFrequently asked questions
What is the company number of BIRKMIRE UNDERWRITING LIMITED?▾
According to the official registry, the company number of BIRKMIRE UNDERWRITING LIMITED is 03628922.
Where is BIRKMIRE UNDERWRITING LIMITED registered?▾
The registered office is 5TH FLOOR, 70 GRACECHURCH STREET, LONDON, EC3V 0XL, ENGLAND.
Who runs BIRKMIRE UNDERWRITING LIMITED?▾
ARGENTA SECRETARIAT LIMITED is listed among the officers of BIRKMIRE UNDERWRITING LIMITED.
What is the SIC code of BIRKMIRE UNDERWRITING LIMITED?▾
The nature of business is recorded under SIC code 82990 — Other business support service activities n.e.c..
Who controls BIRKMIRE UNDERWRITING LIMITED?▾
Mr John Charles Birkmire is recorded as a person with significant control, and owns 75–100% of shares, holds 75–100% of voting rights, can appoint and remove directors.
When are the next accounts of BIRKMIRE UNDERWRITING LIMITED due?▾
The next annual accounts are due by 30 September 2026, and the last accounts were made up to 31 December 2024.
Does BIRKMIRE UNDERWRITING LIMITED have any outstanding charges?▾
Yes — 25 outstanding charges are registered against the company.
About BIRKMIRE UNDERWRITING LIMITED (03628922)
BIRKMIRE UNDERWRITING LIMITED is a private limited company incorporated on 3 September 1998 and registered in the United Kingdom under company number 03628922. Its registered office is at 5TH FLOOR, 70 GRACECHURCH STREET, LONDON, EC3V 0XL, ENGLAND. The recorded nature of business is other business support service activities n.e.c. (SIC 82990). The company is currently active , with statutory accounts last made up to 31 December 2024. 3 active officers are on record , and the person with significant control is Mr John Charles Birkmire. 25 outstanding charges are registered against it. This profile is provided by opendata.bot by Noetikos, aggregating official data from Companies House bulk data , last refreshed 12 September 2026.
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